P. megakarya sporangia
Photo Gallery
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P. megakarya sporangia (photo from Q-bank, used with permission).  |
P. alni oogonia  Smooth-walled oogonium of P. alni (Swedish variant) with oospore and amphigynous antheridium. |
P. cambivora disease symptoms  Dead and dying chinquapin infected with P. cambivora |
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P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
P. pinifolia hyphal growth  P. pinifolia pathogen growing from infected needle on selective agar |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
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P. pseudotsugae sporangia  Broadly ovoid, papillate sporangia in water |
P. agathidicia oogonia  P. agathidicida oogonia with SEM (top) and light microscopy (bottom) |
P. pinifolia sporangium  Non- papillate and caducous sporangia of Phytophthora pinifolia isolated from the infected P. radiata needles. |
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P. kernoviae colony morphology on CMA PARPH  Organism grown on CMA PARP[H]; Plant disease 70, 1038-1043 |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. cambivora symptoms  Dead beech in Germany |